29311323368 has 16 divisors (see below), whose sum is σ = 55576246500. Its totient is φ = 14490990976.

The previous prime is 29311323331. The next prime is 29311323383. The reversal of 29311323368 is 86332311392.

It can be written as a sum of positive squares in 2 ways, for example, as 26857309924 + 2454013444 = 163882^2 + 49538^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20583083 + ... + 20584506.

Almost surely, 2^29311323368 is an apocalyptic number.

It is an amenable number.

29311323368 is a deficient number, since it is larger than the sum of its proper divisors (26264923132).

29311323368 is a wasteful number, since it uses less digits than its factorization.

29311323368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41167684 (or 41167680 counting only the distinct ones).

The product of its digits is 139968, while the sum is 41.

The spelling of 29311323368 in words is "twenty-nine billion, three hundred eleven million, three hundred twenty-three thousand, three hundred sixty-eight".